Energy and Circuits Quiz for 4th Graders

What is energy?

• The ability to do work or cause change

• A type of liquid

• A kind of animal

• A brand of battery

Which of the following is a form of energy?

• Plastic

• Light

• Wood

• Water

When you rub your hands together quickly, what type of energy transfer is taking place?

• Light to heat

• Sound to light

• Mechanical to heat

• Electrical to mechanical

What is the purpose of a circuit?

• To hold water

• To transfer heat

• To conduct electricity

• To insulate energy

Which of the following materials is a good conductor of electricity?

• Plastic

• Wood

• Metal

• Rubber

What is an insulator?

• A device that increases heat

• A material that does not easily transfer electricity

• A type of circuit

• A form of energy

What happens to water when it is heated?

• It turns into a solid

• It disappears

• It turns into gas

• It becomes colder

Which of the following is a source of light energy?

• A book

• The Sun

• A chair

• A pencil

What is necessary to complete an electrical circuit?

• A light bulb

• A piece of wood

• A closed loop

• A glass of water

Why do we use switches in electrical circuits?

• To make the circuit look nice

• To control the flow of electricity

• To increase the electricity

• To decrease the light